llvm-6502/test/CodeGen/X86/limited-prec.ll

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; RUN: llvm-as < %s | llc -limit-float-precision=6 -march=x86 | \
; RUN: not grep exp | not grep log | not grep pow
; RUN: llvm-as < %s | llc -limit-float-precision=12 -march=x86 | \
; RUN: not grep exp | not grep log | not grep pow
; RUN: llvm-as < %s | llc -limit-float-precision=18 -march=x86 | \
; RUN: not grep exp | not grep log | not grep pow
target triple = "i386-apple-darwin9.5"
define float @f1(float %x) nounwind noinline {
entry:
%x_addr = alloca float ; <float*> [#uses=2]
%retval = alloca float ; <float*> [#uses=2]
%0 = alloca float ; <float*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store float %x, float* %x_addr
%1 = load float* %x_addr, align 4 ; <float> [#uses=1]
%2 = call float @llvm.exp.f32(float %1) ; <float> [#uses=1]
store float %2, float* %0, align 4
%3 = load float* %0, align 4 ; <float> [#uses=1]
store float %3, float* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load float* %retval ; <float> [#uses=1]
ret float %retval1
}
declare float @llvm.exp.f32(float) nounwind readonly
define float @f2(float %x) nounwind noinline {
entry:
%x_addr = alloca float ; <float*> [#uses=2]
%retval = alloca float ; <float*> [#uses=2]
%0 = alloca float ; <float*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store float %x, float* %x_addr
%1 = load float* %x_addr, align 4 ; <float> [#uses=1]
%2 = call float @llvm.exp2.f32(float %1) ; <float> [#uses=1]
store float %2, float* %0, align 4
%3 = load float* %0, align 4 ; <float> [#uses=1]
store float %3, float* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load float* %retval ; <float> [#uses=1]
ret float %retval1
}
declare float @llvm.exp2.f32(float) nounwind readonly
define float @f3(float %x) nounwind noinline {
entry:
%x_addr = alloca float ; <float*> [#uses=2]
%retval = alloca float ; <float*> [#uses=2]
%0 = alloca float ; <float*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store float %x, float* %x_addr
%1 = load float* %x_addr, align 4 ; <float> [#uses=1]
%2 = call float @llvm.pow.f32(float 1.000000e+01, float %1) ; <float> [#uses=1]
store float %2, float* %0, align 4
%3 = load float* %0, align 4 ; <float> [#uses=1]
store float %3, float* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load float* %retval ; <float> [#uses=1]
ret float %retval1
}
declare float @llvm.pow.f32(float, float) nounwind readonly
define float @f4(float %x) nounwind noinline {
entry:
%x_addr = alloca float ; <float*> [#uses=2]
%retval = alloca float ; <float*> [#uses=2]
%0 = alloca float ; <float*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store float %x, float* %x_addr
%1 = load float* %x_addr, align 4 ; <float> [#uses=1]
%2 = call float @llvm.log.f32(float %1) ; <float> [#uses=1]
store float %2, float* %0, align 4
%3 = load float* %0, align 4 ; <float> [#uses=1]
store float %3, float* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load float* %retval ; <float> [#uses=1]
ret float %retval1
}
declare float @llvm.log.f32(float) nounwind readonly
define float @f5(float %x) nounwind noinline {
entry:
%x_addr = alloca float ; <float*> [#uses=2]
%retval = alloca float ; <float*> [#uses=2]
%0 = alloca float ; <float*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store float %x, float* %x_addr
%1 = load float* %x_addr, align 4 ; <float> [#uses=1]
%2 = call float @llvm.log2.f32(float %1) ; <float> [#uses=1]
store float %2, float* %0, align 4
%3 = load float* %0, align 4 ; <float> [#uses=1]
store float %3, float* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load float* %retval ; <float> [#uses=1]
ret float %retval1
}
declare float @llvm.log2.f32(float) nounwind readonly
define float @f6(float %x) nounwind noinline {
entry:
%x_addr = alloca float ; <float*> [#uses=2]
%retval = alloca float ; <float*> [#uses=2]
%0 = alloca float ; <float*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store float %x, float* %x_addr
%1 = load float* %x_addr, align 4 ; <float> [#uses=1]
%2 = call float @llvm.log10.f32(float %1) ; <float> [#uses=1]
store float %2, float* %0, align 4
%3 = load float* %0, align 4 ; <float> [#uses=1]
store float %3, float* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load float* %retval ; <float> [#uses=1]
ret float %retval1
}
declare float @llvm.log10.f32(float) nounwind readonly